The 11FD10-14750/U3500-O/O from Sainty-Tech Communications Limited is a Band Pass Filter with Frequency 12960 to 16540 MHz, Bandwidth 3580 MHz (1dB), Center Frequency 14750 MHz, Upper Rejection 35 dB, Lower Rejection 35 dB. Tags: Cavity Filter. More details for 11FD10-14750/U3500-O/O can be seen below.